001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache license, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the license for the specific language governing permissions and 015 * limitations under the license. 016 */ 017package org.apache.logging.log4j.core.config.properties; 018 019import java.io.IOException; 020import java.io.InputStream; 021import java.util.Properties; 022 023import org.apache.logging.log4j.core.LoggerContext; 024import org.apache.logging.log4j.core.config.ConfigurationException; 025import org.apache.logging.log4j.core.config.ConfigurationFactory; 026import org.apache.logging.log4j.core.config.ConfigurationSource; 027import org.apache.logging.log4j.core.config.Order; 028import org.apache.logging.log4j.core.config.plugins.Plugin; 029 030/** 031 * Creates a PropertiesConfiguration from a properties file. 032 * 033 * @since 2.4 034 */ 035@Plugin(name = "PropertiesConfigurationFactory", category = ConfigurationFactory.CATEGORY) 036@Order(8) 037public class PropertiesConfigurationFactory extends ConfigurationFactory { 038 039 @Override 040 protected String[] getSupportedTypes() { 041 return new String[] {".properties"}; 042 } 043 044 @Override 045 public PropertiesConfiguration getConfiguration(final LoggerContext loggerContext, final ConfigurationSource source) { 046 final Properties properties = new Properties(); 047 try (final InputStream configStream = source.getInputStream()) { 048 properties.load(configStream); 049 } catch (final IOException ioe) { 050 throw new ConfigurationException("Unable to load " + source.toString(), ioe); 051 } 052 return new PropertiesConfigurationBuilder() 053 .setConfigurationSource(source) 054 .setRootProperties(properties) 055 .setLoggerContext(loggerContext) 056 .build(); 057 } 058}